I think every relationship has a point where you stop and reevaluate. Are you happy? Have you grown together or apart? What do you share interests in? I think that's a normal thing to do but it's so much harder when it's done publicly.
Wrinkles should merely indicate where smiles have been.
Anyone who stops learning is old whether at twenty or eighty. Anyone who...
Age is an issue of mind over matter. If you don't mind it doesn't matter.